////
//
/// \file ./test/int_type_node_test.cpp
//
//  Copyright 2007, 2008 Chandler Carruth
//
//  Licensed under the Apache License, Version 2.0 (the "License"); you may not
//  use this file except in compliance with the License.  You may obtain a copy
//  of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
//  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
//  License for the specific language governing permissions and limitations
//  under the License.
//
////

#include <inc/parser/int_type_node.hpp>

#include <string>

#include <gtest/gtest.h>

#include <inc/parser/utilities.hpp>

namespace inc {
namespace parser {

using std::string;

TEST(IntTypeNodeTest, parse_basic)
{
  IntTypeNode node;
  const string data = "int";
  string::const_iterator last_parsed = data.begin();
  EXPECT_TRUE( node.parse( data.begin(), data.end(), last_parsed ) );
  EXPECT_EQ( data, string( data.begin(), last_parsed ) );
  EXPECT_EQ( NULL, node.get_precision() );
}

TEST(IntTypeNodeTest, parse_precision)
{
  IntTypeNode node;
  const string data = "int< 32 >";
  string::const_iterator last_parsed = data.begin();
  EXPECT_TRUE( node.parse( data.begin(), data.end(), last_parsed ) );
  EXPECT_EQ( data, string( data.begin(), last_parsed ) );
  EXPECT_NE( NULL, node.get_precision() );
}

TEST(IntTypeNodeTest, parse_bad_padding)
{
  IntTypeNode node;
  const string data = " int ";
  string::const_iterator last_parsed = data.end();
  EXPECT_FALSE( node.parse( data.begin(), data.end(), last_parsed ) );
  EXPECT_EQ( string(), string( data.begin(), last_parsed ) );
}

TEST(IntTypeNodeTest, parse_bad_padding2)
{
  IntTypeNode node;
  const string data = " int< 32 > ";
  string::const_iterator last_parsed = data.end();
  EXPECT_FALSE( node.parse( data.begin(), data.end(), last_parsed ) );
  EXPECT_EQ( string(), string( data.begin(), last_parsed ) );
}

TEST(IntTypeNodeTest, parse_bad_spacing)
{
  IntTypeNode node;
  const string data = "int < 32 >";
  string::const_iterator last_parsed = data.end();
  EXPECT_TRUE( node.parse( data.begin(), data.end(), last_parsed ) );
  EXPECT_EQ( "int", string( data.begin(), last_parsed ) );
}

TEST(IntTypeNodeTest, parse_bad_spacing2)
{
  IntTypeNode node;
  const string data = "int<32>";
  string::const_iterator last_parsed = data.end();
  EXPECT_TRUE( node.parse( data.begin(), data.end(), last_parsed ) );
  EXPECT_EQ( "int", string( data.begin(), last_parsed ) );
}

} //  end parser namespace
} //  end inc namespace
